Finite u Invariant and Bounds on Cohomology Symbol Lengths
In this note we answer a question of Parimala's, showing that fields with finite $u$ invariant have bounds on the symbol lengths in their $\mu_2$ cohomology in all degrees.
2010 Mathematics Subject Classification: 12G05, 11E04
Keywords and Phrases: u invariant, symbol length
Full text: dvi.gz 30 k, dvi 72 k, ps.gz 262 k, pdf 164 k.
Home Page of DOCUMENTA MATHEMATICA